Specification:Main material: stainless steelInput voltage: AC 100-240VPower: 200WSize: 20 * 30 * 35cm(7.8*11.8*13.7)Instructions:1. Sodium hydroxide is dissolved in water to form saturated solubility.2. Pour the liquid into the reactor at a height of about 3/5 along the copper pipe.3. Twist the copper pipe and add more than two-thirds of water to the adjacent acrylic pipe.4. Open the gun valve.5. Half a minute after power-on, exhaust the air and ignite again.6. When shutting down, please turn off the spray gun first, and then turn off the power.The package includes:1 x power cord1 x spray gunNotes:1. Please wait for more than half a minute before igniting to prevent explosion caused by tempering.2. Do not close the spray gun valve after energizing. If you need to close the gun valve, disconnect the power immediately.3. We will conduct a sealing test, so it is normal for water to accumulate inside the product.4. The temperature of the combustion gas is too high to be touched by hand.5. Due to manual measurement, please allow a difference of 1-3CM.6. It may not include the adapter plug, you need to purchase it separately